CN220360264U - Wall-leaning three-folding sofa bed - Google Patents
Wall-leaning three-folding sofa bed Download PDFInfo
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- CN220360264U CN220360264U CN202322060426.3U CN202322060426U CN220360264U CN 220360264 U CN220360264 U CN 220360264U CN 202322060426 U CN202322060426 U CN 202322060426U CN 220360264 U CN220360264 U CN 220360264U
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- sofa seat
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- 238000009434 installation Methods 0.000 claims description 2
- 241001669679 Eleotris Species 0.000 claims 7
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract 1
- 230000007306 turnover Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a wall-leaning three-fold sofa bed. The zero-leaning wall three-folding sofa bed comprises a sofa seat, wherein the sofa seat is provided with two symmetrical folding assemblies, each folding assembly comprises a first long arm and a second long arm which are pivoted on the front side of the inner side wall of a handrail box of the sofa seat, the first long arm and the second long arm are jointly pivoted on a first assembly part for installing the first sofa seat, the middle part of the first long arm is provided with a first short arm, the middle part of the second long arm is provided with a second short arm and a third short arm, the first short arm and the second short arm are jointly pivoted on a second assembly part for installing the second sofa seat, the third short arm is pivoted with a connecting rod, the other end of the connecting rod is pivoted on a third assembly part for installing a backrest, the other end of the third assembly part is pivoted with a pull rod, the other end of the pull rod is pivoted on the rear side of the inner side wall of the handrail box of the sofa seat, one side of the handrail box of the sofa seat is provided with a roller, and the inner side wall of the handrail box of the sofa seat is provided with a horizontal sliding groove for sliding the roller. The utility model solves the problems of complicated operation and space waste in the prior art.
Description
Technical Field
The utility model relates to the field of household manufacturing, in particular to a zero-wall-leaning three-fold sofa bed.
Background
When the sofa is completely converted into a bed state, the second cushion is required to be pulled out horizontally through the pulley guide rail, then the handle is lifted upwards to support the second cushion through the support frame, so that the second cushion is lifted to a position horizontal to the first cushion, and finally the backrest is put back through the hinge. The operation process is complex, the foldable single sofa bed cannot be placed against a wall, and space is wasted.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a zero-wall three-fold sofa bed which is more convenient to operate and can improve the room space utilization rate.
In order to achieve the purpose, the technical scheme adopted by the zero-wall three-fold sofa bed is as follows:
the utility model provides a zero lean on wall three-fold sofa bed, including the sofa seat, the sofa seat is provided with two symmetries and turns over a subassembly, turn over a subassembly and including the pin joint in the first long arm and the second long arm of sofa seat handrail case inside wall front side, first, the joint of second long arm has the first assembly part that is used for installing first sofa seat, the middle part of first long arm is provided with first short arm, the middle part of second long arm is provided with second short arm and third short arm, first, the joint of second short arm has the second assembly part that is used for installing second sofa seat, the joint of third short arm has the connecting rod, the other end pin joint of connecting rod has the third assembly part that is used for installing the back, the other end pin joint of third assembly part has the pull rod, the other end pin joint of pull rod is in the rear side of sofa seat handrail case inside wall, one side next to the connecting rod is provided with the gyro wheel, sofa seat handrail case inside wall is provided with the horizontal spout that the gyro wheel slided.
Preferably, a first base for pivoting the first long arm and the second long arm is arranged on the front side of the inner side wall of the sofa seat armrest box, and a second base for pivoting the pull rod is arranged on the rear side of the inner side wall of the sofa seat armrest box.
Preferably, a first tension spring is arranged between the tail of the first base and the tail of the first long arm, and a second tension spring is arranged between the front part of the pull rod and the front part of the third mounting piece.
Preferably, the pull rod is provided with a recess for avoiding the backrest.
Preferably, the outer side wall of the front side of the first assembly part is provided with a first limiting pin, the outer side wall of the rear side of the first assembly part is provided with a second limiting pin, the first long arm is provided with a first limiting surface matched with the first limiting pin and a second limiting surface matched with the second limiting pin, and the second long arm is provided with a third limiting surface matched with the second limiting pin.
Preferably, a third limiting pin is arranged on one side, adjacent to the pull rod, of the third assembly part, and a fourth limiting surface matched with the third limiting pin is arranged on the pull rod.
Preferably, the first sofa seat comprises a first frame body fixedly connected with the first assembly part, a first soft cushion is arranged at the top of the first frame body, the second sofa seat comprises a second frame body fixedly connected with the second assembly part, a second soft cushion is arranged at the top of the second frame body, the backrest comprises a backrest frame body fixedly connected with the third assembly part, and a backrest soft cushion is arranged at the top of the backrest frame body.
Preferably, a support member is provided on the front side of the first frame.
Compared with the prior art, the utility model has the following advantages:
1. the first sofa seat is directly turned over, the first long arm and the second long arm are driven to turn over to the front sides, the first long arm drives the first short arm to turn over to the front sides, the second long arm drives the second short arm and the third short arm to turn over to the front sides, the first short arm and the second short arm turn over to the second sofa seat, meanwhile, the third short arm pulls the third assembly part through the connecting rod, the idler wheel slides to the front sides in the horizontal sliding groove, the upright backrest is leveled, and accordingly the upright backrest and the first sofa seat and the second sofa seat are spliced to form a bed, the operation is finished in an on-the-fly manner, the backrest is quite convenient and fast, the backrest does not need to turn over backwards, the sofa seat can be placed by a wall, the utilization rate of room space can be improved, and the attractiveness of room arrangement can also be improved.
2. In the process of converting the sofa into a bed, the first tension spring and the second tension spring are stretched to provide certain resistance, so that the first sofa seat can stably fall down, and the safety is high; after the sofa is converted into a bed, the first tension spring and the second tension spring provide tension to provide certain supporting force for the first long arm and the second long arm, so that the stability of the turnover mechanism after being unfolded is improved; when the bed is converted into a sofa, the first tension spring and the second tension spring shrink to provide assistance for backward overturning of the first sofa seat and the second sofa seat, so that the user is not forced.
Drawings
FIG. 1 is a schematic view of the structure of a zero wall three-fold sofa bed of the present utility model;
FIG. 2 is a front elevational view of the flip assembly in an expanded condition;
FIG. 3 is a rear elevational view of the flip assembly in an expanded condition;
FIG. 4 is a front elevational view of the tuck-in assembly in a tucked state;
FIG. 5 is a rear elevational view of the tuck-in assembly;
FIG. 6 is a schematic view of the structure of the guide rail;
FIG. 7 is a schematic view of the structure of the first sofa seat;
FIG. 8 is a schematic view of the structure of the second sofa seat;
fig. 9 is a schematic structural view of the backrest.
The sofa comprises a sofa seat 1, a first base seat 11, a second hanging pin 111, a second base seat 12, a guide rail 13, a horizontal sliding groove 131, a 2 folding component, a first long arm 21, a first short arm 211, a first limiting surface 212, a second limiting surface 213, a first hanging pin 214, a second long arm 22, a U-shaped piece 221, a second short arm 2211, a third short arm 2212, a third limiting surface 222, a first assembly part 23, a first limiting pin 231, a second limiting pin 232, a second assembly part 24, a connecting rod 25, a third assembly part 26, a third limiting pin 261, a 262 roller, a 263 supporting pin, a 27 pull rod, a 271 concave, a fourth limiting surface 2711, a third hanging pin 272, a first tension spring 28, a second tension spring 29, a first sofa seat 3, a first frame 31, a first cushion 32, a support 33, a second cushion 4, a second frame 41, a second cushion 42, a second cushion 5 backrest, a 51 backrest frame and a 52 backrest cushion.
Detailed Description
The present utility model is further illustrated in the accompanying drawings and detailed description which are to be understood as being merely illustrative of the utility model and not limiting of its scope, since various equivalent modifications to the utility model will fall within the scope of the appended claims to the skilled person after reading the utility model.
As shown in fig. 1-9, a zero-wall three-fold sofa bed comprises a sofa seat 1, wherein the sofa seat is provided with two symmetrical folding assemblies 2, each folding assembly comprises a first long arm 21 and a second long arm 22 which are pivoted on the front side of the inner side wall of a sofa seat armrest box, the front side of the inner side wall of the sofa seat armrest box is provided with a first base 11 used for pivoting the first long arm and the second long arm, the first long arm is pivoted on the front side of the first base, the second long arm is pivoted on the middle part of the first base, the front ends of the first long arm and the second long arm are jointly pivoted with a first assembly part 23, the first assembly part is used for installing a first sofa seat 3, the first sofa seat comprises a first frame body 31 fixedly connected with the first assembly part, the top of the first frame body is provided with a first soft cushion 32, the front side of the first frame body is provided with a supporting piece 33, the supporting piece is a supporting plate used for supporting the first frame body after being unfolded, the middle part of the first long arm is fixedly connected with a first short arm 211, the middle part of the second long arm is fixedly connected with a U-shaped part 221, the lower end of the U-shaped part is a second short arm 2211, the higher end of the U-shaped part is a third short arm 2212, the first short arm and the second short arm are jointly pivoted with a second assembly part 24, the second assembly part is used for installing a second sofa seat 4, the second sofa seat comprises a second frame 41 fixedly connected with the second assembly part, a second cushion 42 is arranged at the top of the second frame, a first limit pin 231 is arranged on the outer side wall of the front side of the first assembly part, a second limit pin 232 is arranged on the outer side wall of the rear side of the first assembly part, a first limit surface 212 and a second limit surface 213 are arranged on the first long arm, a third limit surface 222 is arranged on the second long arm, when the first limit pin is in conflict with the first limit surface, the first sofa seat is prevented from sinking, so that the stability of the overturning assembly is improved when the second limit pin is in conflict with the second limit surface, the first assembly part is prevented from rotating, the stability of the overturning assembly during unfolding is improved, the third short arm is pivoted with the connecting rod 25, the other end of the connecting rod is pivoted with the third assembly part 26, the third assembly part is used for installing the backrest 5, the backrest comprises a backrest frame body 51 fixedly connected with the third assembly part, the top of the backrest frame body is provided with a backrest cushion 52, the other end of the third assembly part is pivoted with the pull rod 27, the other end of the pull rod is pivoted with the second base 12, the second base is arranged at the rear side of the inner side wall of the armrest box of the sofa seat, the pull rod is provided with a concave 271 avoiding the backrest, one side of the third assembly part, next to the pull rod, is provided with a third limiting pin 261, one side wall of the concave forms a fourth limiting surface 2711, the third limiting pin is abutted against the fourth limiting surface, the third assembly part is prevented from rotating, the backrest is improved after being leveled, a roller 262 is arranged on one side of the third installation part, a guide rail 13 is arranged on the inner side wall of the armrest box of the sofa seat, a horizontal sliding chute 131 sliding on the guide rail roller, a first hanging pin 214 is arranged at the tail end of the first long arm, a second hanging pin 111 is arranged at the tail end of the first base, a first tension spring 28 is arranged between the first hanging pin and the second hanging pin, a third tension spring 272 is arranged at the tail end of the first hanging pin, a position of the first tension spring is arranged at the tail end of the position, the first tension spring and a position of the first tension spring is bent and stable in a position, which can be converted to be higher than a position between the sofa and a position, next to be bent to a sofa, and a position, and can be bent to a stable, and stable; after the sofa is converted into a bed, the first tension spring and the second tension spring provide tension to provide certain supporting force for the first long arm and the second long arm, so that the stability of the turnover mechanism after being unfolded is improved; when the bed is converted into a sofa, the first tension spring and the second tension spring shrink to provide assistance for backward overturning of the first sofa seat and the second sofa seat, so that the user is not forced.
The specific working process and principle of the utility model are as follows: when the sofa is converted into a bed, the first sofa seat is turned outwards, the first assembly part drives the first long arm and the second long arm to swing outwards, the first short arm and the second short arm support the second sofa seat along with the first long arm and the second long arm, the third short arm pulls the connecting rod, the connecting rod pulls the third assembly part, the idler wheel slides forwards in the horizontal chute, the backrest is leveled, and the idler wheel and the first sofa seat and the second sofa seat are spliced into the bed; when the bed is restored to a sofa, the first sofa seat is turned inwards, the first assembly part drives the first long arm and the second long arm to swing inwards, the first short arm and the second short arm swing inwards to drive the second sofa seat to reset, the third short arm pushes the third assembly part through the connecting rod, the roller moves backwards in the horizontal sliding groove, and the tail end of the third assembly part is tilted upwards under the action of the pull rod until the third assembly part is completely reset. The utility model has the advantages of convenient operation and high stability, and the sofa seat can be placed by a wall, thereby improving the utilization rate of room space and improving the beautiful degree of room arrangement.
Claims (8)
1. A wall-leaning three-fold sofa bed, which is characterized in that: the folding assembly comprises a first long arm and a second long arm which are pivoted on the front side of the inner side wall of a sofa seat armrest box, a first assembly part for installing the first sofa seat is pivoted on the first long arm and the second long arm together, a first short arm is arranged in the middle of the first long arm, a second short arm and a third short arm are arranged in the middle of the second long arm, a second assembly part for installing the second sofa seat is pivoted on the first short arm and the second short arm together, a connecting rod is pivoted on the third short arm, a third assembly part for installing a backrest is pivoted on the other end of the connecting rod, a pull rod is pivoted on the rear side of the inner side wall of the sofa seat armrest box, a roller is arranged on one side of a third installation part adjacent to the connecting rod, and a horizontal sliding groove for sliding the roller is arranged on the inner side wall of the sofa seat box.
2. The zero wall tri-fold sofa sleeper according to claim 1, wherein: the front side of the inner side wall of the sofa seat armrest box is provided with a first base used for pivoting the first long arm and the second long arm, and the rear side of the inner side wall of the sofa seat armrest box is provided with a second base used for pivoting the pull rod.
3. The zero wall tri-fold sofa sleeper according to claim 2, wherein: a first tension spring is arranged between the tail of the first base and the tail of the first long arm, and a second tension spring is arranged between the front of the pull rod and the front of the third mounting piece.
4. The zero wall tri-fold sofa sleeper according to claim 1, wherein: the pull rod is provided with a recess avoiding the backrest.
5. The zero wall tri-fold sofa sleeper according to claim 1, wherein: the outer side wall of the front side of the first assembly part is provided with a first limiting pin, the outer side wall of the rear side of the first assembly part is provided with a second limiting pin, the first long arm is provided with a first limiting surface matched with the first limiting pin and a second limiting surface matched with the second limiting pin, and the second long arm is provided with a third limiting surface matched with the second limiting pin.
6. The zero wall tri-fold sofa sleeper according to claim 2, wherein: and a third limiting pin is arranged on one side, close to the pull rod, of the third assembly part, and a fourth limiting surface matched with the third limiting pin is arranged on the pull rod.
7. The zero wall tri-fold sofa sleeper according to claim 1, wherein: the first sofa seat comprises a first frame body fixedly connected with a first assembly part, a first soft cushion is arranged at the top of the first frame body, the second sofa seat comprises a second frame body fixedly connected with a second assembly part, a second soft cushion is arranged at the top of the second frame body, the backrest comprises a backrest frame body fixedly connected with a third assembly part, and a backrest soft cushion is arranged at the top of the backrest frame body.
8. The zero wall three fold sofa sleeper according to claim 7, wherein: the front side of the first frame body is provided with a supporting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322060426.3U CN220360264U (en) | 2023-08-02 | 2023-08-02 | Wall-leaning three-folding sofa bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322060426.3U CN220360264U (en) | 2023-08-02 | 2023-08-02 | Wall-leaning three-folding sofa bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220360264U true CN220360264U (en) | 2024-01-19 |
Family
ID=89517356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322060426.3U Active CN220360264U (en) | 2023-08-02 | 2023-08-02 | Wall-leaning three-folding sofa bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220360264U (en) |
-
2023
- 2023-08-02 CN CN202322060426.3U patent/CN220360264U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |